diff --git a/jsowell-netty/src/main/java/com/jsowell/netty/server/NettyServerManager.java b/jsowell-netty/src/main/java/com/jsowell/netty/server/NettyServerManager.java
index 61b2f3247..4c318795a 100644
--- a/jsowell-netty/src/main/java/com/jsowell/netty/server/NettyServerManager.java
+++ b/jsowell-netty/src/main/java/com/jsowell/netty/server/NettyServerManager.java
@@ -32,6 +32,9 @@ public class NettyServerManager implements CommandLineRunner {
     @Resource
     private ElectricBicyclesServerChannelInitializer electricBicyclesServerChannelInitializer;
 
+    private int bossGroupSize = Runtime.getRuntime().availableProcessors();
+    private int workerGroupSize = bossGroupSize * 2;
+
     @Override
     public void run(String... args) throws Exception {
         startNettyServer(Constants.SOCKET_IP, 9011);
@@ -41,8 +44,8 @@ public class NettyServerManager implements CommandLineRunner {
 
     public void startNettyServer(String host, int port) {
         new Thread(() -> {
-            EventLoopGroup bossGroup = new NioEventLoopGroup(1);
-            EventLoopGroup workerGroup = new NioEventLoopGroup();
+            EventLoopGroup bossGroup = new NioEventLoopGroup(bossGroupSize);
+            EventLoopGroup workerGroup = new NioEventLoopGroup(workerGroupSize);
 
             try {
                 ServerBootstrap bootstrap = new ServerBootstrap()
@@ -51,14 +54,17 @@ public class NettyServerManager implements CommandLineRunner {
                         .handler(new LoggingHandler(LogLevel.DEBUG))
                         // .option(ChannelOption.SO_BACKLOG, 128) // 默认128
                         .option(ChannelOption.SO_BACKLOG, 1024)
+                        .option(ChannelOption.ALLOCATOR, PooledByteBufAllocator.DEFAULT) // 启用池化内存分配器
                         // .option(ChannelOption.SO_REUSEADDR, true)
                         .childOption(ChannelOption.SO_KEEPALIVE, true) // 保持连接
+                        // .childOption(ChannelOption.SO_RCVBUF, 64 * 1024) // 接收缓冲区
+                        .childOption(ChannelOption.SO_RCVBUF, 1024 * 1024) // 接收缓冲区
+                        // .childOption(ChannelOption.SO_SNDBUF, 64 * 1024) // 发送缓冲区
+                        .childOption(ChannelOption.SO_SNDBUF, 1024 * 1024) // 发送缓冲区
                         .childOption(ChannelOption.TCP_NODELAY, true)  // 禁用 Nagle 算法
-                        .childOption(ChannelOption.SO_RCVBUF, 64 * 1024) // 接收缓冲区
-                        .childOption(ChannelOption.SO_SNDBUF, 64 * 1024) // 发送缓冲区
                         .childOption(ChannelOption.WRITE_BUFFER_WATER_MARK, new WriteBufferWaterMark(32 * 1024, 64 * 1024)) // 写缓冲水位
                         .childOption(ChannelOption.SO_REUSEADDR, true)
-                        .childOption(ChannelOption.ALLOCATOR, PooledByteBufAllocator.DEFAULT) // 启用池化内存分配器
+                        // .childOption(ChannelOption.ALLOCATOR, PooledByteBufAllocator.DEFAULT) // 启用池化内存分配器
                         .childHandler(nettyServerChannelInitializer)
                         .localAddress(new InetSocketAddress(host, port));
 
@@ -130,6 +136,7 @@ public class NettyServerManager implements CommandLineRunner {
                         .localAddress(new InetSocketAddress(host, port));
 
                 mqttBootstrap.childHandler(new ChannelInitializer<SocketChannel>() {
+                    @Override
                     protected void initChannel(SocketChannel ch) {
                         ChannelPipeline channelPipeline = ch.pipeline();
                         // 设置读写空闲超时时间